The CAP CER 820PF 2KV X7R 1210 is a ceramic capacitor with specific properties. It has a capacitance of 820 pF, tolerance of ±20%, and a working voltage of 2000V (2kV). The capacitor falls under the category of X7R dielectric material and has the metric case size designation of 1210 (which corresponds to 3225 in imperial units).